setPadding method
Add padding to the editor's content
Implementation
setPadding(EdgeInsets? padding) async {
String left = padding!.left.toString();
String top = padding.top.toString();
String right = padding.right.toString();
String bottom = padding.bottom.toString();
await executeJavascript(
"setPadding('${left}px', '${top}px', '${right}px', '${bottom}px');");
}